ASUS ZenWatch 2 vs. Apple Watch Series 2 vs. Asus VivoWatch vs. Casio G-Shock GBA800 vs. Fitbit Alta HR

 
ZenWatch 2
Watch Series 2
VivoWatch
G-Shock GBA800
Alta HR
 ASUSZenWatch 2Remove Buy NowAppleWatch Series 2Remove Buy NowAsusVivoWatchRemove Buy NowCasioG-Shock GBA800Remove Buy NowFitbitAlta HRRemove Buy Now

Basic Info

Suggested Price$150$269$160$120$150
Release20162016201820182017

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heart
Oxygen
Sleep
Steps
Swim

Battery

Durationn/a18 hours24 hours to 10 days2 years7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/aNA
Macn/aNA
Windowsn/aNA

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution320 x 320340 x 272 or 390 x 312128 x 128128 x 36
Size1.63 inches or 1.45 inch1.5 inches or 1.65 inchesNA1.4 inches
Touch
TypeAMOLEDAMOLEDNAOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or AltimeterNA
Ultraviolet Sensor
Water ResistanceIP675ATMIP6720 ATM

Notifications

Phone
Emailsn/a
Textsn/a

Software

Operating SystemAndroid WearWatch OSKoodOS
Apps
Music

All Wearables